What does unicellular mean?

• Made of ONE cell

• Made of MANY cells

• a cell phone with great service

• nonliving

Tags

NGSS.MS-LS1-1

What does multicellular mean?

• Made of ONE cell

• Made of MANY cells

• a cell phone with great service

• non-living

Tags

NGSS.MS-LS1-1

What does organism mean?

• A living thing, such as plants, animals, bacteria, or fungi

• A non-living thing

• an instrument

• a type of cloud

Which of these organisms are multicellular?

• Animals

• Bacteria

• Plants

• Amoebas

Answer explanation

Bacteria and amoebas are unicellular (made of one cell)

Tags

NGSS.MS-LS1-1

True or False: mushrooms are a fungus

• True

• False

Which of the following cell types have a nucleus?

• Animal

• Plant

• Bacteria

Answer explanation

Bacteria cells do not have a nucleus.

Tags

NGSS.MS-LS1-1

Which of these objects are living?

• E. coli bacteria

• An erupting volcano

• A computer

• A fiddle leaf fig plant

Answer explanation

E coli is a bacteria, which is alive.

A fiddle leaf fig is a plant, which is alive.

Volcanoes and computers are non-living.

Tags

NGSS.MS-LS1-1

Which of these objects are non-living?

• Birthday cake

• Maple Tree

• Moths (insects)

• Metal Chair

A fly is...

• a unicellular organism

• a multicellular organism

• non-living

Answer explanation

Flies are made up of many cells.

Tags

NGSS.MS-LS1-1

5 days after purchasing strawberries, Maria cannot see any mold growing. On Day 6, she sees mold spores.

Which statement is true?

• The mold cells were there on Day 5, but there weren't enough of them to see. They reproduced and made more cells so it was big enough to see on Day 6.

• There weren't any mold cells on Day 5, but there were on Day 6.

• There is only one mold cell that grew bigger from Day 5 to Day 6.

Answer explanation

Mold is made up of microscopic cells that can't be seen without a microscope.

However, when the cells reproduce enough, the group of cells multiplies to be big enough to see.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-5